What is Nostr?
npub1sq8…t84g
2023-12-11 20:31:23
in reply to nevent1q…4pfh

npub1sq…yt84g on Nostr: I think you answered your question. They can just call an API to see if an address is ...

I think you answered your question. They can just call an API to see if an address is banned. It's easy peasy when it's centralized.
Author Public Key
npub1sq8qlc7cvwxw8a662mkcvh0em9hunkwd9a642r0s6l6urkzx3v9snyt84g